您要查找的是不是：
- Brief introduction of testing method on pressure vessel helium leakage 压力容器的氦泄漏检测方法简介
- Development of AH-1 full-automatic suction-gun helium leakage detector AH-1型全自动吸枪式氦检漏仪的研制
- The washer for preventing leakage is broken. 那个防漏的垫圈坏了。
- helium leakage 氦漏率
- Helium leakage detection 氦检漏
- Helium and neon are inert gases. 氦和氖为惰性气体。
- The antimatter equivalent of helium. 反氦与氦等价的反物质
- Helium was discovered on the sun. 氦是在太阳上发现的。
- Most big balloons are now filled with helium. 现在许多大气球中充的是氦气。
- A fountain of helium spurt out of the tube. 有一股氦的喷泉从小管中喷出。
- Helium is a gas used in balloons. 氦是一种用于气球的气体。
- Threads can corrode and cause leakage. 螺纹可能被腐蚀并导致泄露。
- Leakage is the trickiest problem in sealing system. 漏！是密封系统中最为头痛的问题。
- Atoms of hydrogen are fused to make helium. 氢原子可熔合成氦。
- Blind-hole lower bushing prevents leakage. "盲孔"下部衬垫能够防止泄漏。
- The element of helium was first found in the sun. 氦元素最初是在太阳里发现的。
- I think risk of leakage suit our consignment. 我认为渗漏适合于我们这批货。
- You can be a helium hea without even trying. 你真是个大傻瓜，甚至连试都不试一下。
- This check does not simulate a seal leakage. 这个测试并不等同于密封泄漏。
- Hydrogen provided more lift than helium. 氢气的上升性能优于氦气。
